ASoC: sn95031: Add jack support in the codec

This patch adds support for jack detection and reporting in the codec
It however is not fully functional as it doesn't measure adc to figure
out what got inserted which will be added later

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Harsha Priya <priya.harsha@intel.com>
Acked-by: Liam Girdwood <lrg@slimlogic.co.uk>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/sound/soc/codecs/sn95031.h b/sound/soc/codecs/sn95031.h
index e2b17d9..2dbae61 100644
--- a/sound/soc/codecs/sn95031.h
+++ b/sound/soc/codecs/sn95031.h
@@ -96,4 +96,13 @@
 #define SN95031_SSR5			0x384
 #define SN95031_SSR6			0x385
 
+#define SN95031_AUDIO_GPIO_CTRL 0x070
+struct mfld_jack_data {
+	int intr_id;
+	int micbias_vol;
+	struct snd_soc_jack *mfld_jack;
+};
+
+extern void sn95031_jack_detection(struct mfld_jack_data *jack_data);
+
 #endif